In article , No. 6 wrote:
On Sun, 19 Feb 2017 12:56:07 +0000, Judith in England wrote:

How are they grown : don't they have to bother about carrot root fly?

http://www.gardenersworld.com/plants...ways-to-avoid-
carrot-root-fly/

but they don't include my favourite method

Of which 7 don't work at all, to my certain knowledge.


Regards,
Nick Maclaren.